Backpack



FIG. 1 is a perspective view of the backpack of the claimed design,showing the internal support platform in a deployed position;

FIG. 2 is a left side view of the backpack of FIG. 1;

FIG. 3 is a right side view of the backpack of FIG. 1;

FIG. 4 is a front side view of the backpack of FIG. 1;

FIG. 5 is a back side view of the backpack of FIG. 1;

FIG. 6 is a top side view of the backpack of FIG. 1;

FIG. 7 is a bottom side view of the backpack of FIG. 1;

FIG. 8 is a perspective view of the backpack of the claimed design,showing the internal support platform in a non-deployed position;

FIG. 9 is a front side view of the backpack of FIG. 8;

FIG. 10 is a right side view of the backpack of the claimed design,showing the backpack is an expanded position;

FIG. 11 is a perspective view of the backpack of FIG. 10; and,

FIG. 12 is a perspective view of the backpack of FIG. 10, showing theback flap in an open position and the internal support platform in adeployed position.

CLAIM I claim the ornamental design for a backpack, as shown anddescribed.